Stans Arch MK4 Rim - 29 Disc Black 28H Length-180 }SunRace M900 Rear Derailleur -

}SunRace M900 Rear Derailleur - 9-Speed Medium Cage Black

0 Length 195 Spoke Interface J-Bend Defined Color Black

X-Range™ gearing technology gives you more range and a smoother gear progression so you’re always in the right gear

Custom machined aluminum extension adapter with laser etched logo

Designed and inspired by experiences riding and racing rolling coarse-gravel routes

Stans Arch MK4 Rim - 29 Disc Black 28H Length-180 }SunRace M900 Rear Derailleur -Stans NoTubes Arch MK4 Rim 29 Disc Black 28H. The Arch MK4 rim is light enough to take XC racing but was born from research and testing on the Enduro World Series circuit making it a great rim for anyone looking to improve both descending and climbing. Constructed of light and strong 6069 aluminum alloy with a reinforced spoke bed and 28mm internal width ideal for 2. 2 2. 5" tires the Arch MK4 can get you up the climbs easier and make the descent even